Revision: 34709
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=34709
Author: campbellbarton
Date: 2011-02-08 03:37:49 +0000 (Tue, 08 Feb 2011)
Log Message:
-----------
fix [#25975] Quaternion/Vector.negated() isn't available
theres no need for value.negated(), better use -vec / -quat. however -quat
didn't exist.
Modified Paths:
--------------
trunk/blender/source/blender/blenlib/BLI_math_vector.h
trunk/blender/source/blender/blenlib/intern/math_vector_inline.c
trunk/blender/source/blender/python/generic/mathutils_quat.c
Modified: trunk/blender/source/blender/blenlib/BLI_math_vector.h
===================================================================
--- trunk/blender/source/blender/blenlib/BLI_math_vector.h 2011-02-08
02:09:59 UTC (rev 34708)
+++ trunk/blender/source/blender/blenlib/BLI_math_vector.h 2011-02-08
03:37:49 UTC (rev 34709)
@@ -85,6 +85,7 @@
MINLINE void negate_v3(float r[3]);
MINLINE void negate_v3_v3(float r[3], const float a[3]);
MINLINE void negate_v4(float r[4]);
+MINLINE void negate_v4_v4(float r[4], const float a[3]);
MINLINE float dot_v2v2(const float a[2], const float b[2]);
MINLINE float dot_v3v3(const float a[3], const float b[3]);
Modified: trunk/blender/source/blender/blenlib/intern/math_vector_inline.c
===================================================================
--- trunk/blender/source/blender/blenlib/intern/math_vector_inline.c
2011-02-08 02:09:59 UTC (rev 34708)
+++ trunk/blender/source/blender/blenlib/intern/math_vector_inline.c
2011-02-08 03:37:49 UTC (rev 34709)
@@ -290,6 +290,14 @@
r[3]= -r[3];
}
+MINLINE void negate_v4_v4(float r[4], const float a[4])
+{
+ r[0]= -a[0];
+ r[1]= -a[1];
+ r[2]= -a[2];
+ r[3]= -a[3];
+}
+
MINLINE float dot_v2v2(const float a[2], const float b[2])
{
return a[0]*b[0] + a[1]*b[1];
Modified: trunk/blender/source/blender/python/generic/mathutils_quat.c
===================================================================
--- trunk/blender/source/blender/python/generic/mathutils_quat.c
2011-02-08 02:09:59 UTC (rev 34708)
+++ trunk/blender/source/blender/python/generic/mathutils_quat.c
2011-02-08 03:37:49 UTC (rev 34709)
@@ -744,6 +744,20 @@
return NULL;
}
+/* -obj
+ returns the negative of this object*/
+static PyObject *Quaternion_neg(QuaternionObject *self)
+{
+ float tquat[QUAT_SIZE];
+
+ if(!BaseMath_ReadCallback(self))
+ return NULL;
+
+ negate_v4_v4(tquat, self->quat);
+ return newQuaternionObject(tquat, Py_NEW, Py_TYPE(self));
+}
+
+
//-----------------PROTOCOL DECLARATIONS--------------------------
static PySequenceMethods Quaternion_SeqMethods = {
(lenfunc) Quaternion_len, /* sq_length */
@@ -771,7 +785,7 @@
0, /*nb_remainder*/
0, /*nb_divmod*/
0, /*nb_power*/
- (unaryfunc) 0, /*nb_negative*/
+ (unaryfunc) Quaternion_neg, /*nb_negative*/
(unaryfunc) 0, /*tp_positive*/
(unaryfunc) 0, /*tp_absolute*/
(inquiry) 0, /*tp_bool*/
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